Team Walter / Mbed OS PICO_LP1

MAX32625PICO LP1 mode

Dependencies:   SX1276GenericLib USBDevice

Fork of PICO_LP1 by Walter Luu

SX1276GenericPingPong/GenericPingPong2.cpp@7:8875c4d513bb, 2020-10-16 (annotated)

Committer:
walterluu
Date:
Fri Oct 16 06:46:00 2020 +0000
Revision:
7:8875c4d513bb
Parent:
6:51f492ca61a2 
MAX32625PICO LP1 mode;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
walterluu 3:85fc843a9d7d 1 /*
walterluu 3:85fc843a9d7d 2 * This file contains a copy of the master content sx1276PingPong
walterluu 3:85fc843a9d7d 3 * with adaption for the SX1276Generic environment
walterluu 3:85fc843a9d7d 4 * (c) 2017 Helmut Tschemernjak
walterluu 3:85fc843a9d7d 5 * 30826 Garbsen (Hannover) Germany
walterluu 3:85fc843a9d7d 6 */
walterluu 3:85fc843a9d7d 7
walterluu 3:85fc843a9d7d 8 #include "mbed.h"
walterluu 3:85fc843a9d7d 9 #include "PinMap.h"
walterluu 3:85fc843a9d7d 10 #include "GenericPingPong2.h"
walterluu 3:85fc843a9d7d 11 #include "sx1276-mbed-hal.h"
walterluu 3:85fc843a9d7d 12 #include "main.h"
walterluu 3:85fc843a9d7d 13 #include "global_buffers.h" //adding this for development
walterluu 3:85fc843a9d7d 14
walterluu 3:85fc843a9d7d 15 #include "sx1276.h"
walterluu 3:85fc843a9d7d 16
walterluu 3:85fc843a9d7d 17 #include "USBSerial.h"
walterluu 3:85fc843a9d7d 18
walterluu 3:85fc843a9d7d 19 #ifdef FEATURE_LORA // in main.cpp
walterluu 3:85fc843a9d7d 20
walterluu 3:85fc843a9d7d 21 /* Set this flag to '1' to display debug messages on the console */
walterluu 7:8875c4d513bb 22 #define DEBUG_MESSAGE 1
walterluu 3:85fc843a9d7d 23
walterluu 3:85fc843a9d7d 24 /* Set this flag to '1' to use the LoRa modulation or to '0' to use FSK modulation */
walterluu 3:85fc843a9d7d 25 #define USE_MODEM_LORA 1
walterluu 3:85fc843a9d7d 26 #define USE_MODEM_FSK !USE_MODEM_LORA
walterluu 3:85fc843a9d7d 27 #define RF_FREQUENCY RF_FREQUENCY_915_0 // Hz
walterluu 7:8875c4d513bb 28 #define TX_OUTPUT_POWER 1 // 14 dBm
walterluu 3:85fc843a9d7d 29
walterluu 3:85fc843a9d7d 30 #if USE_MODEM_LORA == 1
walterluu 3:85fc843a9d7d 31
walterluu 3:85fc843a9d7d 32 #define LORA_BANDWIDTH 125000 // LoRa default, details in SX1276::BandwidthMap
walterluu 3:85fc843a9d7d 33 #define LORA_SPREADING_FACTOR LORA_SF7
walterluu 3:85fc843a9d7d 34 #define LORA_CODINGRATE LORA_ERROR_CODING_RATE_4_5
walterluu 3:85fc843a9d7d 35
walterluu 7:8875c4d513bb 36 //#define LORA_PREAMBLE_LENGTH 8 // Same for Tx and Rx, default
walterluu 7:8875c4d513bb 37 #define LORA_PREAMBLE_LENGTH 5
walterluu 7:8875c4d513bb 38 //#define LORA_SYMBOL_TIMEOUT 5 // Symbols
walterluu 7:8875c4d513bb 39 #define LORA_SYMBOL_TIMEOUT 4 // Symbols
walterluu 7:8875c4d513bb 40
walterluu 3:85fc843a9d7d 41 #define LORA_FIX_LENGTH_PAYLOAD_ON false
walterluu 3:85fc843a9d7d 42 #define LORA_FHSS_ENABLED false
walterluu 3:85fc843a9d7d 43 #define LORA_NB_SYMB_HOP 4
walterluu 3:85fc843a9d7d 44 #define LORA_IQ_INVERSION_ON false
walterluu 3:85fc843a9d7d 45 #define LORA_CRC_ENABLED true
walterluu 3:85fc843a9d7d 46
walterluu 3:85fc843a9d7d 47 #elif USE_MODEM_FSK == 1
walterluu 3:85fc843a9d7d 48
walterluu 3:85fc843a9d7d 49 #define FSK_FDEV 25000 // Hz
walterluu 3:85fc843a9d7d 50 #define FSK_DATARATE 19200 // bps
walterluu 3:85fc843a9d7d 51 #define FSK_BANDWIDTH 50000 // Hz
walterluu 3:85fc843a9d7d 52 #define FSK_AFC_BANDWIDTH 83333 // Hz
walterluu 3:85fc843a9d7d 53 #define FSK_PREAMBLE_LENGTH 5 // Same for Tx and Rx
walterluu 3:85fc843a9d7d 54 #define FSK_FIX_LENGTH_PAYLOAD_ON false
walterluu 3:85fc843a9d7d 55 #define FSK_CRC_ENABLED true
walterluu 3:85fc843a9d7d 56
walterluu 3:85fc843a9d7d 57 #else
walterluu 3:85fc843a9d7d 58 #error "Please define a modem in the compiler options."
walterluu 3:85fc843a9d7d 59 #endif
walterluu 3:85fc843a9d7d 60
walterluu 3:85fc843a9d7d 61
walterluu 7:8875c4d513bb 62 #if MASTER == 1
walterluu 7:8875c4d513bb 63 #define RX_TIMEOUT_VALUE 3500 // in ms, default
walterluu 7:8875c4d513bb 64 #elif SLAVE == 1
walterluu 7:8875c4d513bb 65 #define RX_TIMEOUT_VALUE 333 // in ms
walterluu 7:8875c4d513bb 66 #endif
walterluu 3:85fc843a9d7d 67
walterluu 3:85fc843a9d7d 68 //#define BUFFER_SIZE 32 // Define the payload size here
walterluu 3:85fc843a9d7d 69 //#define BUFFER_SIZE 64 // Define the payload size here
walterluu 3:85fc843a9d7d 70
walterluu 3:85fc843a9d7d 71
walterluu 3:85fc843a9d7d 72 /*
walterluu 3:85fc843a9d7d 73 * Global variables declarations
walterluu 3:85fc843a9d7d 74 */
walterluu 3:85fc843a9d7d 75 typedef enum
walterluu 3:85fc843a9d7d 76 {
walterluu 3:85fc843a9d7d 77 LOWPOWER = 0,
walterluu 3:85fc843a9d7d 78 IDLE,
walterluu 3:85fc843a9d7d 79
walterluu 3:85fc843a9d7d 80 RX,
walterluu 3:85fc843a9d7d 81 RX_TIMEOUT,
walterluu 3:85fc843a9d7d 82 RX_ERROR,
walterluu 3:85fc843a9d7d 83
walterluu 3:85fc843a9d7d 84 TX,
walterluu 3:85fc843a9d7d 85 TX_TIMEOUT,
walterluu 3:85fc843a9d7d 86
walterluu 3:85fc843a9d7d 87 CAD,
walterluu 3:85fc843a9d7d 88 CAD_DONE
walterluu 3:85fc843a9d7d 89 } AppStates_t;
walterluu 3:85fc843a9d7d 90
walterluu 3:85fc843a9d7d 91 volatile AppStates_t State = LOWPOWER;
walterluu 3:85fc843a9d7d 92
walterluu 3:85fc843a9d7d 93 /*!
walterluu 3:85fc843a9d7d 94 * Radio events function pointer
walterluu 3:85fc843a9d7d 95 */
walterluu 3:85fc843a9d7d 96 static RadioEvents_t RadioEvents;
walterluu 3:85fc843a9d7d 97
walterluu 3:85fc843a9d7d 98 /*
walterluu 3:85fc843a9d7d 99 * Global variables declarations
walterluu 3:85fc843a9d7d 100 */
walterluu 3:85fc843a9d7d 101 SX1276Generic *Radio;
walterluu 3:85fc843a9d7d 102
walterluu 3:85fc843a9d7d 103
walterluu 3:85fc843a9d7d 104 //const uint8_t PingMsg[] = { 0xff, 0xff, 0x00, 0x00, 'P', 'I', 'N', 'G'};// "PING";
walterluu 3:85fc843a9d7d 105 //const uint8_t PongMsg[] = { 0xff, 0xff, 0x00, 0x00, 'P', 'O', 'N', 'G'};// "PONG";
walterluu 3:85fc843a9d7d 106
walterluu 3:85fc843a9d7d 107 //uint16_t BufferSize = BUFFER_SIZE;
walterluu 3:85fc843a9d7d 108 //uint8_t *Buffer;
walterluu 3:85fc843a9d7d 109
walterluu 3:85fc843a9d7d 110 // Aliases for the buffers that are made in the main()
walterluu 3:85fc843a9d7d 111 uint8_t *BufferTx;
walterluu 3:85fc843a9d7d 112 uint8_t *BufferRx;
walterluu 3:85fc843a9d7d 113 USBSerial *ad;
walterluu 3:85fc843a9d7d 114
walterluu 3:85fc843a9d7d 115 DigitalOut *led3;
walterluu 3:85fc843a9d7d 116
walterluu 3:85fc843a9d7d 117
walterluu 3:85fc843a9d7d 118 /*
walterluu 3:85fc843a9d7d 119 This function is in Devin's main function
walterluu 3:85fc843a9d7d 120
walterluu 3:85fc843a9d7d 121 */
walterluu 3:85fc843a9d7d 122 int SX1276PingPongSetup(uint8_t *BufferTxFromMain, uint8_t *BufferRxFromMain, USBSerial *_ad)
walterluu 3:85fc843a9d7d 123 {
walterluu 3:85fc843a9d7d 124 ad = _ad;
walterluu 3:85fc843a9d7d 125
walterluu 3:85fc843a9d7d 126 ad->printf("TEST\r\n" );
walterluu 3:85fc843a9d7d 127
walterluu 3:85fc843a9d7d 128 #if( defined ( TARGET_KL25Z ) || defined ( TARGET_Lad11U6X ) )
walterluu 3:85fc843a9d7d 129 DigitalOut *led = new DigitalOut(LED2);
walterluu 3:85fc843a9d7d 130 #elif defined(TARGET_NUCLEO_L073RZ) || defined(TARGET_DISCO_L072CZ_LRWAN1)
walterluu 3:85fc843a9d7d 131 DigitalOut *led = new DigitalOut(LED4); // RX red
walterluu 3:85fc843a9d7d 132 led3 = new DigitalOut(LED3); // TX blue
walterluu 3:85fc843a9d7d 133 #else
walterluu 3:85fc843a9d7d 134 DigitalOut *led = new DigitalOut(LED1);
walterluu 3:85fc843a9d7d 135 // led = 0;
walterluu 3:85fc843a9d7d 136 led3 = led;
walterluu 3:85fc843a9d7d 137 #endif
walterluu 3:85fc843a9d7d 138
walterluu 3:85fc843a9d7d 139 BufferTx = BufferTxFromMain;
walterluu 3:85fc843a9d7d 140 BufferRx = BufferRxFromMain;
walterluu 3:85fc843a9d7d 141 *led3 = 0; // change to 0
walterluu 3:85fc843a9d7d 142
walterluu 3:85fc843a9d7d 143 #ifdef B_L072Z_LRWAN1_LORA
walterluu 3:85fc843a9d7d 144 Radio = new SX1276Generic(NULL, MURATA_SX1276,
walterluu 3:85fc843a9d7d 145 LORA_SPI_MOSI, LORA_SPI_MISO, LORA_SPI_SCLK, LORA_CS, LORA_RESET,
walterluu 3:85fc843a9d7d 146 LORA_DIO0, LORA_DIO1, LORA_DIO2, LORA_DIO3, LORA_DIO4, LORA_DIO5,
walterluu 3:85fc843a9d7d 147 LORA_ANT_RX, LORA_ANT_TX, LORA_ANT_BOOST, LORA_TCXO);
walterluu 3:85fc843a9d7d 148 #else // RFM95
walterluu 3:85fc843a9d7d 149 Radio = new SX1276Generic(NULL, RFM95_SX1276,
walterluu 3:85fc843a9d7d 150 LORA_SPI_MOSI, LORA_SPI_MISO, LORA_SPI_SCLK, LORA_CS, LORA_RESET,
walterluu 3:85fc843a9d7d 151 LORA_DIO0, LORA_DIO1, LORA_DIO2, LORA_DIO3, LORA_DIO4, LORA_DIO5);
walterluu 3:85fc843a9d7d 152
walterluu 3:85fc843a9d7d 153 #endif
walterluu 3:85fc843a9d7d 154
walterluu 3:85fc843a9d7d 155 // dprintf("SX1276 Ping Pong Demo Application" );
walterluu 3:85fc843a9d7d 156 ad->printf("SX1276 Ping Pong Demo Application\r\n");
walterluu 3:85fc843a9d7d 157 // dprintf("Freqency: %.1f", (double)RF_FREQUENCY/1000000.0);
walterluu 3:85fc843a9d7d 158 ad->printf("Freqency: %.1f\r\n", (double)RF_FREQUENCY/1000000.0);
walterluu 3:85fc843a9d7d 159 // dprintf("TXPower: %d dBm", TX_OUTPUT_POWER);
walterluu 3:85fc843a9d7d 160 ad->printf("TXPower: %d dBm\r\n", TX_OUTPUT_POWER);
walterluu 3:85fc843a9d7d 161 #if USE_MODEM_LORA == 1
walterluu 3:85fc843a9d7d 162 // dprintf("Bandwidth: %d Hz", LORA_BANDWIDTH);
walterluu 3:85fc843a9d7d 163 ad->printf("Bandwidth: %d Hz\r\n", LORA_BANDWIDTH);
walterluu 3:85fc843a9d7d 164 // dprintf("Spreading factor: SF%d", LORA_SPREADING_FACTOR);
walterluu 3:85fc843a9d7d 165 ad->printf("Spreading factor: SF%d\r\n", LORA_SPREADING_FACTOR);
walterluu 3:85fc843a9d7d 166 #elif USE_MODEM_FSK == 1
walterluu 3:85fc843a9d7d 167 // dprintf("Bandwidth: %d kHz", FSK_BANDWIDTH);
walterluu 3:85fc843a9d7d 168 ad->printf("Bandwidth: %d kHz\r\n", FSK_BANDWIDTH);
walterluu 3:85fc843a9d7d 169 // dprintf("Baudrate: %d", FSK_DATARATE);
walterluu 3:85fc843a9d7d 170 ad->printf("Baudrate: %d\r\n", FSK_DATARATE);
walterluu 3:85fc843a9d7d 171 #endif
walterluu 3:85fc843a9d7d 172 // Initialize Radio driver
walterluu 3:85fc843a9d7d 173 RadioEvents.TxDone = OnTxDone;
walterluu 3:85fc843a9d7d 174 RadioEvents.RxDone = OnRxDone;
walterluu 3:85fc843a9d7d 175 RadioEvents.RxError = OnRxError;
walterluu 3:85fc843a9d7d 176 RadioEvents.TxTimeout = OnTxTimeout;
walterluu 3:85fc843a9d7d 177 RadioEvents.RxTimeout = OnRxTimeout;
walterluu 3:85fc843a9d7d 178 if (Radio->Init( &RadioEvents ) == false) {
walterluu 3:85fc843a9d7d 179 while(1) {
walterluu 3:85fc843a9d7d 180 // dprintf("Radio could not be detected!");
walterluu 3:85fc843a9d7d 181 ad->printf("Radio could not be detected!\r\n");
walterluu 3:85fc843a9d7d 182 wait( 1 );
walterluu 3:85fc843a9d7d 183 }
walterluu 3:85fc843a9d7d 184 }
walterluu 3:85fc843a9d7d 185
walterluu 3:85fc843a9d7d 186
walterluu 3:85fc843a9d7d 187 switch(Radio->DetectBoardType()) {
walterluu 3:85fc843a9d7d 188 case SX1276MB1LAS:
walterluu 3:85fc843a9d7d 189 if (DEBUG_MESSAGE)
walterluu 3:85fc843a9d7d 190 ad->printf(" > Board Type: SX1276MB1LAS <\r\n");
walterluu 3:85fc843a9d7d 191 break;
walterluu 3:85fc843a9d7d 192 case SX1276MB1MAS:
walterluu 3:85fc843a9d7d 193 if (DEBUG_MESSAGE)
walterluu 3:85fc843a9d7d 194 ad->printf(" > Board Type: SX1276MB1LAS <\r\n");
walterluu 3:85fc843a9d7d 195 case MURATA_SX1276:
walterluu 3:85fc843a9d7d 196 if (DEBUG_MESSAGE)
walterluu 3:85fc843a9d7d 197 ad->printf(" > Board Type: MURATA_SX1276_STM32L0 <\r\n");
walterluu 3:85fc843a9d7d 198 break;
walterluu 3:85fc843a9d7d 199 case RFM95_SX1276:
walterluu 3:85fc843a9d7d 200 if (DEBUG_MESSAGE)
walterluu 3:85fc843a9d7d 201 ad->printf(" > HopeRF RFM95xx <\r\n");
walterluu 3:85fc843a9d7d 202 break;
walterluu 3:85fc843a9d7d 203 default:
walterluu 3:85fc843a9d7d 204 ad->printf(" > Board Type: unknown <\r\n");
walterluu 3:85fc843a9d7d 205 }
walterluu 3:85fc843a9d7d 206
walterluu 3:85fc843a9d7d 207 Radio->SetChannel(RF_FREQUENCY );
walterluu 3:85fc843a9d7d 208
walterluu 3:85fc843a9d7d 209 #if USE_MODEM_LORA == 1
walterluu 3:85fc843a9d7d 210
walterluu 3:85fc843a9d7d 211 if (LORA_FHSS_ENABLED)
walterluu 3:85fc843a9d7d 212 ad->printf(" > LORA FHSS Mode <\r\n");
walterluu 3:85fc843a9d7d 213 if (!LORA_FHSS_ENABLED)
walterluu 3:85fc843a9d7d 214 ad->printf(" > LORA Mode <\r\n");
walterluu 3:85fc843a9d7d 215
walterluu 3:85fc843a9d7d 216
walterluu 3:85fc843a9d7d 217 // Without this line, the default max payload length is only 64 bytes
walterluu 3:85fc843a9d7d 218 Radio->SetMaxPayloadLength(MODEM_LORA, 255);
walterluu 3:85fc843a9d7d 219
walterluu 3:85fc843a9d7d 220 Radio->SetTxConfig( MODEM_LORA, TX_OUTPUT_POWER, 0, LORA_BANDWIDTH,
walterluu 3:85fc843a9d7d 221 LORA_SPREADING_FACTOR, LORA_CODINGRATE,
walterluu 3:85fc843a9d7d 222 LORA_PREAMBLE_LENGTH, LORA_FIX_LENGTH_PAYLOAD_ON,
walterluu 3:85fc843a9d7d 223 LORA_CRC_ENABLED, LORA_FHSS_ENABLED, LORA_NB_SYMB_HOP,
walterluu 3:85fc843a9d7d 224 LORA_IQ_INVERSION_ON, 2000 );
walterluu 3:85fc843a9d7d 225
walterluu 3:85fc843a9d7d 226 Radio->SetRxConfig( MODEM_LORA, LORA_BANDWIDTH, LORA_SPREADING_FACTOR,
walterluu 3:85fc843a9d7d 227 LORA_CODINGRATE, 0, LORA_PREAMBLE_LENGTH,
walterluu 3:85fc843a9d7d 228 LORA_SYMBOL_TIMEOUT, LORA_FIX_LENGTH_PAYLOAD_ON, 0,
walterluu 3:85fc843a9d7d 229 LORA_CRC_ENABLED, LORA_FHSS_ENABLED, LORA_NB_SYMB_HOP,
walterluu 3:85fc843a9d7d 230 LORA_IQ_INVERSION_ON, true );
walterluu 3:85fc843a9d7d 231
walterluu 3:85fc843a9d7d 232 #elif USE_MODEM_FSK == 1
walterluu 3:85fc843a9d7d 233
walterluu 3:85fc843a9d7d 234 ad->printf(" > FSK Mode <\n");
walterluu 3:85fc843a9d7d 235 Radio->SetTxConfig( MODEM_FSK, TX_OUTPUT_POWER, FSK_FDEV, 0,
walterluu 3:85fc843a9d7d 236 FSK_DATARATE, 0,
walterluu 3:85fc843a9d7d 237 FSK_PREAMBLE_LENGTH, FSK_FIX_LENGTH_PAYLOAD_ON,
walterluu 3:85fc843a9d7d 238 FSK_CRC_ENABLED, 0, 0, 0, 2000 );
walterluu 3:85fc843a9d7d 239
walterluu 3:85fc843a9d7d 240 Radio->SetRxConfig( MODEM_FSK, FSK_BANDWIDTH, FSK_DATARATE,
walterluu 3:85fc843a9d7d 241 0, FSK_AFC_BANDWIDTH, FSK_PREAMBLE_LENGTH,
walterluu 3:85fc843a9d7d 242 0, FSK_FIX_LENGTH_PAYLOAD_ON, 0, FSK_CRC_ENABLED,
walterluu 3:85fc843a9d7d 243 0, 0, false, true );
walterluu 3:85fc843a9d7d 244
walterluu 3:85fc843a9d7d 245 #else
walterluu 3:85fc843a9d7d 246
walterluu 3:85fc843a9d7d 247 #error "Please define a modem in the compiler options."
walterluu 3:85fc843a9d7d 248
walterluu 3:85fc843a9d7d 249 #endif
walterluu 3:85fc843a9d7d 250
walterluu 3:85fc843a9d7d 251 if (DEBUG_MESSAGE)
walterluu 3:85fc843a9d7d 252 ad->printf("Starting Ping-Pong loop\r\n");
walterluu 3:85fc843a9d7d 253
walterluu 7:8875c4d513bb 254 #if MASTER == 1
walterluu 7:8875c4d513bb 255 Radio->Rx( RX_TIMEOUT_VALUE ); // initate Rx State for Master
walterluu 7:8875c4d513bb 256 #endif
walterluu 7:8875c4d513bb 257
walterluu 3:85fc843a9d7d 258 return 0; //added by Walter due to "Control reaches end of non-void function"
walterluu 3:85fc843a9d7d 259 }
walterluu 3:85fc843a9d7d 260
walterluu 7:8875c4d513bb 261
walterluu 7:8875c4d513bb 262 bool SX1276MasterCheckForNewData(void)
walterluu 7:8875c4d513bb 263 {
walterluu 7:8875c4d513bb 264 bool new_data_available = false;
walterluu 7:8875c4d513bb 265 switch( State )
walterluu 7:8875c4d513bb 266 {
walterluu 7:8875c4d513bb 267 case RX:
walterluu 7:8875c4d513bb 268 if( BufferSizeRx > 0 )
walterluu 7:8875c4d513bb 269 {
walterluu 7:8875c4d513bb 270 new_data_available = true;
walterluu 7:8875c4d513bb 271 wait_ms( 10 ); //do we need this?
walterluu 7:8875c4d513bb 272 if (DEBUG_MESSAGE)
walterluu 7:8875c4d513bb 273 ad->printf( "State=RX\r\n" );
walterluu 7:8875c4d513bb 274 }
walterluu 7:8875c4d513bb 275 Radio->Rx( RX_TIMEOUT_VALUE );
walterluu 7:8875c4d513bb 276 State = LOWPOWER;
walterluu 7:8875c4d513bb 277 break;
walterluu 7:8875c4d513bb 278 case RX_TIMEOUT:
walterluu 7:8875c4d513bb 279 wait_ms( 10 );
walterluu 7:8875c4d513bb 280 if (DEBUG_MESSAGE)
walterluu 7:8875c4d513bb 281 ad->printf( "State=RX_TIMEOUT\r\n" );
walterluu 7:8875c4d513bb 282 Radio->Rx( RX_TIMEOUT_VALUE );
walterluu 7:8875c4d513bb 283 State = LOWPOWER;
walterluu 7:8875c4d513bb 284 break;
walterluu 7:8875c4d513bb 285 case RX_ERROR:
walterluu 7:8875c4d513bb 286 // We have received a Packet with a CRC error, send reply as if packet was correct
walterluu 7:8875c4d513bb 287 wait_ms( 10 );
walterluu 7:8875c4d513bb 288 if (DEBUG_MESSAGE)
walterluu 7:8875c4d513bb 289 ad->printf( "State=RX_ERROR\r\n" );
walterluu 7:8875c4d513bb 290 Radio->Rx( RX_TIMEOUT_VALUE );
walterluu 7:8875c4d513bb 291 State = LOWPOWER;
walterluu 7:8875c4d513bb 292 break;
walterluu 7:8875c4d513bb 293 case TX_TIMEOUT:
walterluu 7:8875c4d513bb 294 if (DEBUG_MESSAGE)
walterluu 7:8875c4d513bb 295 ad->printf( "State=TX_TIMEOUT\r\n" );
walterluu 7:8875c4d513bb 296 State = LOWPOWER;
walterluu 7:8875c4d513bb 297 break;
walterluu 7:8875c4d513bb 298 case LOWPOWER:
walterluu 7:8875c4d513bb 299 sleep();
walterluu 7:8875c4d513bb 300 break;
walterluu 7:8875c4d513bb 301 default:
walterluu 7:8875c4d513bb 302 sleep(); // TODO, should this be removed?
walterluu 7:8875c4d513bb 303 break;
walterluu 7:8875c4d513bb 304 }
walterluu 7:8875c4d513bb 305 return new_data_available;
walterluu 7:8875c4d513bb 306 }
walterluu 7:8875c4d513bb 307
walterluu 7:8875c4d513bb 308 void SX1276SlaveSendData(void)
walterluu 7:8875c4d513bb 309 {
walterluu 7:8875c4d513bb 310 //wait_ms( 10 );
walterluu 7:8875c4d513bb 311 Radio->Send( BufferTx, BufferSizeTx );
walterluu 7:8875c4d513bb 312 sleep();
walterluu 7:8875c4d513bb 313 }
walterluu 7:8875c4d513bb 314
walterluu 3:85fc843a9d7d 315 /****************************************************************************************************************************************
walterluu 3:85fc843a9d7d 316 *
walterluu 3:85fc843a9d7d 317 ****************************************************************************************************************************************/
walterluu 3:85fc843a9d7d 318 int SX1276PingPong(void)
walterluu 3:85fc843a9d7d 319 {
walterluu 3:85fc843a9d7d 320 #if MASTER == 1 // Master Device: Bluetooth Gateway
walterluu 3:85fc843a9d7d 321 bool isMaster = true;
walterluu 3:85fc843a9d7d 322 #elif SLAVE == 1 // Slave Device: Robot
walterluu 3:85fc843a9d7d 323 bool isMaster = false;
walterluu 3:85fc843a9d7d 324 #endif
walterluu 3:85fc843a9d7d 325
walterluu 3:85fc843a9d7d 326 switch( State )
walterluu 3:85fc843a9d7d 327 {
walterluu 3:85fc843a9d7d 328 case RX:
walterluu 3:85fc843a9d7d 329 // *led3 = 0; // uncommented
walterluu 3:85fc843a9d7d 330 if( isMaster == true ) // Master Device received payload from Slave
walterluu 3:85fc843a9d7d 331 {
walterluu 3:85fc843a9d7d 332 if( BufferSizeRx > 0 )
walterluu 3:85fc843a9d7d 333 {
walterluu 3:85fc843a9d7d 334 /* This checks if the ID of the received transaction is matching that of
walterluu 3:85fc843a9d7d 335 * the slave device's ID. This is defined in the GenericPingPong.h
walterluu 3:85fc843a9d7d 336 */
walterluu 3:85fc843a9d7d 337 if( memcmp(&BufferRx[rx_idx_signature], PongMsg, sizeof(PongMsg)) == 0 )
walterluu 3:85fc843a9d7d 338 {
walterluu 3:85fc843a9d7d 339 // *led = !*led;
walterluu 3:85fc843a9d7d 340 // *led = 0; // changed to 0
walterluu 3:85fc843a9d7d 341 if (DEBUG_MESSAGE)
walterluu 3:85fc843a9d7d 342 ad->printf( "...Pong\r\n" );
walterluu 3:85fc843a9d7d 343 wait_ms( 10 );
walterluu 3:85fc843a9d7d 344 Radio->Send( BufferTx, BufferSizeTx );
walterluu 3:85fc843a9d7d 345 } // memcmp != 0
walterluu 3:85fc843a9d7d 346 else // valid reception but not a PONG message
walterluu 3:85fc843a9d7d 347 { // Set device as master and start again
walterluu 3:85fc843a9d7d 348 isMaster = true; // new update
walterluu 3:85fc843a9d7d 349 Radio->Rx( RX_TIMEOUT_VALUE );
walterluu 3:85fc843a9d7d 350 } // end of if memcmp
walterluu 3:85fc843a9d7d 351 } // end of if BufferSizeRx > 0
walterluu 3:85fc843a9d7d 352 } // end of isMaster == true
walterluu 3:85fc843a9d7d 353 else // Slave Device received payload from Master
walterluu 3:85fc843a9d7d 354 {
walterluu 3:85fc843a9d7d 355 if( BufferSizeRx > 0 )
walterluu 3:85fc843a9d7d 356 {
walterluu 3:85fc843a9d7d 357 if( memcmp(BufferRx, PingMsg, sizeof(PingMsg)) == 0 )
walterluu 3:85fc843a9d7d 358 {
walterluu 3:85fc843a9d7d 359 // *led = !*led;
walterluu 3:85fc843a9d7d 360 // *led = 0 //changed to 0
walterluu 3:85fc843a9d7d 361 if (DEBUG_MESSAGE)
walterluu 3:85fc843a9d7d 362 ad->printf( "...Ping\r\n" );
walterluu 3:85fc843a9d7d 363 wait_ms( 10 );
walterluu 3:85fc843a9d7d 364 Radio->Send( BufferTx, BufferSizeTx );
walterluu 3:85fc843a9d7d 365 }
walterluu 3:85fc843a9d7d 366 else // valid reception but not a PING as expected
walterluu 3:85fc843a9d7d 367 { // Set device as slave and start again
walterluu 3:85fc843a9d7d 368 isMaster = false; // new update
walterluu 3:85fc843a9d7d 369 Radio->Rx( RX_TIMEOUT_VALUE );
walterluu 3:85fc843a9d7d 370 }
walterluu 3:85fc843a9d7d 371 } // end of if BufferSizeRx > 0
walterluu 3:85fc843a9d7d 372 } // end of if (isMaster == True), end of checking devices
walterluu 3:85fc843a9d7d 373
walterluu 3:85fc843a9d7d 374 State = LOWPOWER; // back to LOWPOWER State
walterluu 3:85fc843a9d7d 375
walterluu 3:85fc843a9d7d 376 break;
walterluu 3:85fc843a9d7d 377 case TX:
walterluu 3:85fc843a9d7d 378 // *led3 = 0; // change to 0
walterluu 3:85fc843a9d7d 379 if( isMaster == true ) // Master Device
walterluu 3:85fc843a9d7d 380 {
walterluu 3:85fc843a9d7d 381 if (DEBUG_MESSAGE)
walterluu 3:85fc843a9d7d 382 ad->printf("Ping...\r\n" );
walterluu 3:85fc843a9d7d 383 }
walterluu 3:85fc843a9d7d 384 else // Slave Device
walterluu 3:85fc843a9d7d 385 {
walterluu 3:85fc843a9d7d 386 if (DEBUG_MESSAGE)
walterluu 3:85fc843a9d7d 387 ad->printf("Pong...\r\n" );
walterluu 3:85fc843a9d7d 388 }
walterluu 3:85fc843a9d7d 389 Radio->Rx( RX_TIMEOUT_VALUE );
walterluu 3:85fc843a9d7d 390 State = LOWPOWER; // back to LOWPOWER State
walterluu 3:85fc843a9d7d 391 break;
walterluu 3:85fc843a9d7d 392 case RX_TIMEOUT:
walterluu 3:85fc843a9d7d 393 if( isMaster == true ) // Master Device
walterluu 3:85fc843a9d7d 394 {
walterluu 3:85fc843a9d7d 395 wait_ms( 10 );
walterluu 3:85fc843a9d7d 396 Radio->Send( BufferTx, BufferSizeTx );
walterluu 3:85fc843a9d7d 397 }
walterluu 3:85fc843a9d7d 398 else // Slave Device
walterluu 3:85fc843a9d7d 399 {
walterluu 3:85fc843a9d7d 400 Radio->Rx( RX_TIMEOUT_VALUE );
walterluu 3:85fc843a9d7d 401 }
walterluu 3:85fc843a9d7d 402 State = LOWPOWER; // back to LOWPOWER State
walterluu 3:85fc843a9d7d 403 break;
walterluu 3:85fc843a9d7d 404 case RX_ERROR:
walterluu 3:85fc843a9d7d 405 // We have received a Packet with a CRC error, send reply as if packet was correct
walterluu 3:85fc843a9d7d 406 if( isMaster == true ) // Master Device
walterluu 3:85fc843a9d7d 407 {
walterluu 3:85fc843a9d7d 408 // Send the next PING frame
walterluu 3:85fc843a9d7d 409 // memcpy(BufferTx, PingMsg, sizeof(PingMsg));
walterluu 3:85fc843a9d7d 410 /*
walterluu 3:85fc843a9d7d 411 for( i = 4; i < BufferSizeTx; i++ )
walterluu 3:85fc843a9d7d 412 {
walterluu 3:85fc843a9d7d 413 BufferTx[i] = i - 4;
walterluu 3:85fc843a9d7d 414 }
walterluu 3:85fc843a9d7d 415 */
walterluu 3:85fc843a9d7d 416 // fillPayloadWithGlobalBufs(BufferTx);
walterluu 3:85fc843a9d7d 417 wait_ms( 10 );
walterluu 3:85fc843a9d7d 418 Radio->Send( BufferTx, BufferSizeTx );
walterluu 3:85fc843a9d7d 419 }
walterluu 3:85fc843a9d7d 420 else // Slave Device
walterluu 3:85fc843a9d7d 421 {
walterluu 3:85fc843a9d7d 422 // Send the next PONG frame
walterluu 3:85fc843a9d7d 423 // memcpy(BufferTx, PongMsg, sizeof(PongMsg));
walterluu 3:85fc843a9d7d 424 /*
walterluu 3:85fc843a9d7d 425 for( i = sizeof(PongMsg); i < BufferSizeTx; i++ )
walterluu 3:85fc843a9d7d 426 {
walterluu 3:85fc843a9d7d 427 BufferTx[i] = i - sizeof(PongMsg);
walterluu 3:85fc843a9d7d 428 }
walterluu 3:85fc843a9d7d 429 */
walterluu 3:85fc843a9d7d 430 wait_ms( 10 );
walterluu 3:85fc843a9d7d 431 Radio->Send( BufferTx, BufferSizeTx );
walterluu 3:85fc843a9d7d 432 }
walterluu 3:85fc843a9d7d 433 State = LOWPOWER; // Back to Low Power State
walterluu 3:85fc843a9d7d 434 break;
walterluu 3:85fc843a9d7d 435 case TX_TIMEOUT:
walterluu 3:85fc843a9d7d 436 Radio->Rx( RX_TIMEOUT_VALUE );
walterluu 3:85fc843a9d7d 437 State = LOWPOWER;
walterluu 3:85fc843a9d7d 438 break;
walterluu 3:85fc843a9d7d 439 case LOWPOWER:
walterluu 3:85fc843a9d7d 440 sleep();
walterluu 3:85fc843a9d7d 441 break;
walterluu 3:85fc843a9d7d 442 default:
walterluu 3:85fc843a9d7d 443 State = LOWPOWER;
walterluu 3:85fc843a9d7d 444 break;
walterluu 3:85fc843a9d7d 445 }
walterluu 3:85fc843a9d7d 446 }
walterluu 3:85fc843a9d7d 447
walterluu 3:85fc843a9d7d 448
walterluu 3:85fc843a9d7d 449 int TimeOnAirSend(void) {
walterluu 3:85fc843a9d7d 450
walterluu 3:85fc843a9d7d 451 return Radio->TimeOnAir( MODEM_LORA, sizeof(BufferSizeTx));
walterluu 3:85fc843a9d7d 452
walterluu 3:85fc843a9d7d 453 }
walterluu 3:85fc843a9d7d 454
walterluu 3:85fc843a9d7d 455
walterluu 3:85fc843a9d7d 456 int SX1276SensorSend(void) {
walterluu 3:85fc843a9d7d 457
walterluu 3:85fc843a9d7d 458 switch( State )
walterluu 3:85fc843a9d7d 459 {
walterluu 3:85fc843a9d7d 460 case RX:
walterluu 3:85fc843a9d7d 461 // if( BufferSizeRx > 0 )
walterluu 3:85fc843a9d7d 462 // {
walterluu 3:85fc843a9d7d 463 // Radio->Send( BufferTx, BufferSizeTx );
walterluu 3:85fc843a9d7d 464 // Radio->Rx( RX_TIMEOUT_VALUE );
walterluu 3:85fc843a9d7d 465 // } // end of if BufferSizeRx > 0
walterluu 3:85fc843a9d7d 466
walterluu 3:85fc843a9d7d 467 Radio->Send( BufferTx, BufferSizeTx );
walterluu 3:85fc843a9d7d 468 Radio->Rx( RX_TIMEOUT_VALUE );
walterluu 3:85fc843a9d7d 469
walterluu 3:85fc843a9d7d 470 State = LOWPOWER; // back to LOWPOWER State
walterluu 3:85fc843a9d7d 471
walterluu 3:85fc843a9d7d 472 break;
walterluu 3:85fc843a9d7d 473 } // end of switch statement
walterluu 3:85fc843a9d7d 474 }
walterluu 3:85fc843a9d7d 475
walterluu 3:85fc843a9d7d 476
walterluu 3:85fc843a9d7d 477
walterluu 3:85fc843a9d7d 478 int SX1276GateWayReceive(int TimeOut) {
walterluu 3:85fc843a9d7d 479
walterluu 3:85fc843a9d7d 480 switch( State )
walterluu 3:85fc843a9d7d 481 {
walterluu 3:85fc843a9d7d 482 case RX:
walterluu 3:85fc843a9d7d 483 // if( BufferSizeRx > 0 )
walterluu 3:85fc843a9d7d 484 // {
walterluu 3:85fc843a9d7d 485 //// Radio->Send( BufferTx, BufferSizeTx );
walterluu 3:85fc843a9d7d 486 // Radio->Rx( RX_TIMEOUT_VALUE );
walterluu 3:85fc843a9d7d 487 // } // end of if BufferSizeRx > 0
walterluu 3:85fc843a9d7d 488
walterluu 3:85fc843a9d7d 489
walterluu 3:85fc843a9d7d 490 // Radio->Rx( RX_TIMEOUT_VALUE );
walterluu 3:85fc843a9d7d 491
walterluu 3:85fc843a9d7d 492 Radio->Rx( TimeOut );
walterluu 3:85fc843a9d7d 493
walterluu 3:85fc843a9d7d 494 State = LOWPOWER; // back to LOWPOWER State
walterluu 3:85fc843a9d7d 495
walterluu 3:85fc843a9d7d 496 break;
walterluu 3:85fc843a9d7d 497 } // end of switch statement
walterluu 3:85fc843a9d7d 498 }
walterluu 3:85fc843a9d7d 499
walterluu 3:85fc843a9d7d 500
walterluu 3:85fc843a9d7d 501
walterluu 3:85fc843a9d7d 502
walterluu 3:85fc843a9d7d 503 //void OnTxDone(void *radio, void *userThisPtr, void *userData)
walterluu 3:85fc843a9d7d 504 //{
walterluu 3:85fc843a9d7d 505 // Radio->Sleep( );
walterluu 3:85fc843a9d7d 506 // State = TX;
walterluu 3:85fc843a9d7d 507 // if (DEBUG_MESSAGE)
walterluu 3:85fc843a9d7d 508 // dprintf("> OnTxDone");
walterluu 3:85fc843a9d7d 509 //}
walterluu 3:85fc843a9d7d 510
walterluu 3:85fc843a9d7d 511 // moved to main
walterluu 3:85fc843a9d7d 512 void OnTxDone(void *radio, void *userThisPtr, void *userData)
walterluu 3:85fc843a9d7d 513 {
walterluu 3:85fc843a9d7d 514 Radio->Sleep( );
walterluu 3:85fc843a9d7d 515 State = TX;
walterluu 3:85fc843a9d7d 516 if (DEBUG_MESSAGE)
walterluu 3:85fc843a9d7d 517 //dprintf("> OnTxDone");
walterluu 3:85fc843a9d7d 518 ad->printf("> OnTxDone");
walterluu 3:85fc843a9d7d 519 }
walterluu 3:85fc843a9d7d 520
walterluu 3:85fc843a9d7d 521
walterluu 3:85fc843a9d7d 522 //void OnRxDone(void *radio, void *userThisPtr, void *userData, uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr)
walterluu 3:85fc843a9d7d 523 //{
walterluu 3:85fc843a9d7d 524 // Radio->Sleep( );
walterluu 3:85fc843a9d7d 525 // BufferSize = size;
walterluu 3:85fc843a9d7d 526 // memcpy( Buffer, payload, BufferSize );
walterluu 3:85fc843a9d7d 527 // State = RX;
walterluu 3:85fc843a9d7d 528 // if (DEBUG_MESSAGE)
walterluu 3:85fc843a9d7d 529 // dprintf("> OnRxDone: RssiValue=%d dBm, SnrValue=%d", rssi, snr);
walterluu 3:85fc843a9d7d 530 // dump("Data:", payload, size);
walterluu 3:85fc843a9d7d 531 //}
walterluu 3:85fc843a9d7d 532
walterluu 3:85fc843a9d7d 533 // moved to main
walterluu 3:85fc843a9d7d 534 void OnRxDone(void *radio, void *userThisPtr, void *userData, uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr)
walterluu 3:85fc843a9d7d 535 {
walterluu 3:85fc843a9d7d 536 Radio->Sleep( );
walterluu 3:85fc843a9d7d 537
walterluu 3:85fc843a9d7d 538 if(BufferSizeRx != size)
walterluu 3:85fc843a9d7d 539 memcpy( BufferRx, payload, size );
walterluu 3:85fc843a9d7d 540 else
walterluu 3:85fc843a9d7d 541 memcpy( BufferRx, payload, BufferSizeRx );
walterluu 3:85fc843a9d7d 542 State = RX;
walterluu 3:85fc843a9d7d 543
walterluu 3:85fc843a9d7d 544 // Reset the RxTimeoutCount
walterluu 3:85fc843a9d7d 545 RxTimeoutCount = 0;
walterluu 3:85fc843a9d7d 546
walterluu 3:85fc843a9d7d 547 if (DEBUG_MESSAGE) {
walterluu 3:85fc843a9d7d 548 ad->printf("> OnRxDone: RssiValue=%d dBm, SnrValue=%d\n", rssi, snr);
walterluu 3:85fc843a9d7d 549 dump("Data:", payload, size);
walterluu 3:85fc843a9d7d 550 }
walterluu 3:85fc843a9d7d 551 }
walterluu 3:85fc843a9d7d 552
walterluu 3:85fc843a9d7d 553 //void OnTxTimeout(void *radio, void *userThisPtr, void *userData)
walterluu 3:85fc843a9d7d 554 //{
walterluu 3:85fc843a9d7d 555 // *led3 = 0;
walterluu 3:85fc843a9d7d 556 // Radio->Sleep( );
walterluu 3:85fc843a9d7d 557 // State = TX_TIMEOUT;
walterluu 3:85fc843a9d7d 558 // if(DEBUG_MESSAGE)
walterluu 3:85fc843a9d7d 559 // dprintf("> OnTxTimeout");
walterluu 3:85fc843a9d7d 560 //}
walterluu 3:85fc843a9d7d 561
walterluu 3:85fc843a9d7d 562 // moved to main
walterluu 3:85fc843a9d7d 563 void OnTxTimeout(void *radio, void *userThisPtr, void *userData)
walterluu 3:85fc843a9d7d 564 {
walterluu 3:85fc843a9d7d 565 // *led3 = 0;
walterluu 3:85fc843a9d7d 566 Radio->Sleep( );
walterluu 3:85fc843a9d7d 567 State = TX_TIMEOUT;
walterluu 3:85fc843a9d7d 568 if(DEBUG_MESSAGE)
walterluu 3:85fc843a9d7d 569 ad->printf("> OnTxTimeout");
walterluu 3:85fc843a9d7d 570 }
walterluu 3:85fc843a9d7d 571
walterluu 3:85fc843a9d7d 572 //void OnRxTimeout(void *radio, void *userThisPtr, void *userData)
walterluu 3:85fc843a9d7d 573 //{
walterluu 3:85fc843a9d7d 574 // *led3 = 0;
walterluu 3:85fc843a9d7d 575 // Radio->Sleep( );
walterluu 3:85fc843a9d7d 576 // Buffer[BufferSize-1] = 0;
walterluu 3:85fc843a9d7d 577 // State = RX_TIMEOUT;
walterluu 3:85fc843a9d7d 578 // if (DEBUG_MESSAGE)
walterluu 3:85fc843a9d7d 579 // dprintf("> OnRxTimeout");
walterluu 3:85fc843a9d7d 580 //}
walterluu 3:85fc843a9d7d 581
walterluu 3:85fc843a9d7d 582 // moved to main
walterluu 3:85fc843a9d7d 583 void OnRxTimeout(void *radio, void *userThisPtr, void *userData)
walterluu 3:85fc843a9d7d 584 {
walterluu 3:85fc843a9d7d 585 Radio->Sleep( );
walterluu 3:85fc843a9d7d 586 BufferRx[BufferSizeRx-1] = 0;
walterluu 3:85fc843a9d7d 587 State = RX_TIMEOUT;
walterluu 3:85fc843a9d7d 588 if (DEBUG_MESSAGE)
walterluu 3:85fc843a9d7d 589 ad->printf("> OnRxTimeout\n");
walterluu 3:85fc843a9d7d 590
walterluu 3:85fc843a9d7d 591 // Increment how many times a transmission times out\
walterluu 3:85fc843a9d7d 592 RxTimeoutCount = RxTimeoutCount + 1;
walterluu 3:85fc843a9d7d 593 }
walterluu 3:85fc843a9d7d 594
walterluu 3:85fc843a9d7d 595 //void OnRxError(void *radio, void *userThisPtr, void *userData)
walterluu 3:85fc843a9d7d 596 //{
walterluu 3:85fc843a9d7d 597 // Radio->Sleep( );
walterluu 3:85fc843a9d7d 598 // State = RX_ERROR;
walterluu 3:85fc843a9d7d 599 // if (DEBUG_MESSAGE)
walterluu 3:85fc843a9d7d 600 // dprintf("> OnRxError");
walterluu 3:85fc843a9d7d 601 //}
walterluu 3:85fc843a9d7d 602
walterluu 3:85fc843a9d7d 603 // moved to main
walterluu 3:85fc843a9d7d 604 void OnRxError(void *radio, void *userThisPtr, void *userData)
walterluu 3:85fc843a9d7d 605 {
walterluu 3:85fc843a9d7d 606 Radio->Sleep( );
walterluu 3:85fc843a9d7d 607 State = RX_ERROR;
walterluu 3:85fc843a9d7d 608 if (DEBUG_MESSAGE)
walterluu 3:85fc843a9d7d 609 ad->printf("> OnRxError\n");
walterluu 3:85fc843a9d7d 610
walterluu 3:85fc843a9d7d 611 // Increment how many times a transmission times out\
walterluu 3:85fc843a9d7d 612 RxTimeoutCount = RxTimeoutCount + 1;
walterluu 3:85fc843a9d7d 613 }
walterluu 3:85fc843a9d7d 614
walterluu 3:85fc843a9d7d 615
walterluu 3:85fc843a9d7d 616 int numOfRxTimeouts()
walterluu 3:85fc843a9d7d 617 {
walterluu 3:85fc843a9d7d 618 return RxTimeoutCount;
walterluu 3:85fc843a9d7d 619 }
walterluu 3:85fc843a9d7d 620
walterluu 3:85fc843a9d7d 621
walterluu 7:8875c4d513bb 622
walterluu 7:8875c4d513bb 623
walterluu 3:85fc843a9d7d 624 #endif